石耳屬

石耳属（学名：Umbilicaria）是石耳科下的一个属。

下属物种
本属包括以下物种：
 Umbilicaria africana (Jatta) Krog & Swinscow
 阿尔泰石耳 Umbilicaria altaiensis
 Umbilicaria americana Poelt & Nash
 Umbilicaria angulata Tuck.
 Umbilicaria antarctica Frey & I.M.Lamb, 1939
 皱面粗根石耳 Umbilicaria aprina Nyl.
 Umbilicaria arctica (Ach.) Nyl.
 Umbilicaria asiae-orientalis
 棕色石耳 Umbilicaria badia Umbilicaria calvescens Nyl., 1861
 卡罗里石耳 Umbilicaria caroliniana
 灰石耳 Umbilicaria cinerascens (Arnold) Frey
 Umbilicaria cinereorufescens (Schaer.) Frey
 Umbilicaria corsicae Frey
 Umbilicaria crustulosa (Ach.) Lamy
 花石耳 Umbilicaria cylindrica (L.) Delise ex Duby
 Umbilicaria cylindrica Linnaeus, 1753
 Umbilicaria daliensis (J.C.Wei) Davydov, Peršoh & Rambold
 网脊石耳 Umbilicaria decussata (Vill.) Zahlbr.
 Umbilicaria delisei
 Umbilicaria dendrophora (Poelt) Hestmark
 Umbilicaria deusta (L.) Baumg.
 Umbilicaria deusta Linnaeus, 1753
 Umbilicaria dichroa Nyl., 1855
 Umbilicaria dura McCune
 庐山石耳 Umbilicaria esculenta (Miyoshi) Minks
 焦石耳 Umbilicaria flocculosa
 台湾石耳 Umbilicaria formosana Frey
 Umbilicaria freyi Codogno, Poelt & Puntillo
 Umbilicaria grisea Hoffm.
 Umbilicaria haplocarpa Nyl., 1859
 Umbilicaria havaasii Llano
 薄石耳 Umbilicaria herrei 粗根石耳 Umbilicaria hirsuta (Sw. ex Westr.) Ach.
 Umbilicaria hispanica (Frey) Davydov, Peršoh & Rambold
 北方石耳 Umbilicaria hyperborea (Ach.) Hoffm.
 红腹石耳  Umbilicaria hypococcinea Umbilicaria iberica Sancho & Krzew.
 印度石耳 Umbilicaria indica
 Umbilicaria isidiosa Krzew.
 Umbilicaria josiae Frey
 Umbilicaria kappenii Sancho, B.Schroet. & Vallad., 1998
 小石耳 Umbilicaria kisovana 淡腹石耳 Umbilicaria krascheninnikovii (Savicz) Zahlbr.
 Umbilicaria krempelhuberi Müll.Arg.
 Umbilicaria laevis (Schaerer) Frey
 Umbilicaria lambii Imsh.
 Umbilicaria leiocarpa DC.
 Umbilicaria leprosa (Zahlbr.) Frey
 周裂石耳 Umbilicaria loboperipherica J.C.Wei, Y.M.Jiang & S.Y.Guo, 1996
 网脊平盘石耳 Umbilicaria lyngei Schol.
 Umbilicaria maculata Krzew., M.P.Martín & M.A.García
 Umbilicaria mammulata (Ach.) Tuck.
 Umbilicaria microphylla (Laurer) Massal.
 微石耳 Umbilicaria minuta Umbilicaria muehlenbergii (Ach.) Tuck.
 放射盘石耳 Umbilicaria muhlenbergii (Ach.) Tuck.
 Umbilicaria multistrata McCune
 Umbilicaria murihikuana D.J.Galloway & Sancho
 小黑腹石耳 Umbilicaria nanella Umbilicaria neoproboscidea Wei & Jian
 尼泊尔石耳 Umbilicaria nepalensis
 Umbilicaria nodulospora McCune, Di Meglio & M.J.Curtis
 皱面黑腹石耳 Umbilicaria nylanderiana (Zahlbr.) H.Magn.
 Umbilicaria pallens Poelt
 Umbilicaria phaea Tuck.
 Umbilicaria polaris (Schol.) Zahlbr.
 复叶石耳 Umbilicaria polyphylla (L.) Baumg.
 Umbilicaria polyphylla Linnaeus, 1753
 Umbilicaria polyrhiza Linnaeus, 1753
 Umbilicaria polyrrhiza (L.) Fr.
 多盘石耳 Umbilicaria proboscidea (L.) Schrad.
 Umbilicaria proboscidea Linnaeus, 1753
 Umbilicaria propagulifera (Vain.) Llano
 拟灰石耳 Umbilicaria pseudocinerascens
 Umbilicaria pulvinaria (Savicz) Frey
 雪根石耳 Umbilicaria rhizinata (Frey & Poelt) Krzew.
 硬石耳 Umbilicaria rigida (Du Rietz) Frey
 Umbilicaria robusta (Llano) D.J.Galloway & Sancho
 Umbilicaria ruebeliana (Du Rietz & Frey) Frey
 Umbilicaria scholanderi (Llano) Krog
 Umbilicaria scrobiculata
 Umbilicaria semitensis Tuck., 1872
 Umbilicaria sinorientalis (J.C.Wei) Davydov, Peršoh & Rambold
 Umbilicaria soralifera (Frey) Krog & Swinscow
 灰叶石耳 Umbilicaria spodochroa (Hoffm.) DC.
 Umbilicaria spodochroa Ehrh. ex Hoffm.
 Umbilicaria spongiosa
 皮芽石耳 Umbilicaria squamosa
 Umbilicaria subaprina Frey
 Umbilicaria subcalvescens Sipman
 光面石耳 Umbilicaria subglabra (Nyl.) Harm.
 栅栏皮石耳 Umbilicaria subumbilicarioides
 太白石耳 Umbilicaria taibaiensis
 鳞石耳 Umbilicaria thamnodes
 齿腐石耳 Umbilicaria torrefacta (Lightf.) Schrad.
 肉根石耳 Umbilicaria tylorrhiza Umbilicaria umbilicarioides (Stein) Krog & Swinscow
 Umbilicaria varia Leight.
 毛根石耳 Umbilicaria vellea (L.) Ach.
 Umbilicaria vellea Linnaeus, 1753
 Umbilicaria viperina Llano
 淡肤根石耳 Umbilicaria virginis Schaer.
 Umbilicaria xizangensis (J.C.Wei & Y.M.Jiang) Davydov, Peršoh & Rambold
 云南石耳 Umbilicaria yunnana (Nyl.)
归入本属的物种：
 Gyrophora tylorrhiza Nyl.
 Umbillicaria angulata Umbillicaria aprina Umbillicaria arctica (Ach.) Nyl.
 Umbillicaria caroliniana Umbillicaria cylindrica (L.) Delise ex Duby
 Umbillicaria decussata Umbillicaria havaasii Llano
 Umbillicaria lambii Umbillicaria leiocarpa DC.
 Umbillicaria lyngei Umbillicaria muehlenbergii Umbillicaria phaea Umbillicaria scholanderi Umbillicaria terrefacta Umbillicaria vellea Umbillicaria virginis''

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